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(11)

EP 3 621 774 A1

(12)

(43) Date of publication: 18.03.2020 Bulletin 2020/12 (21) Application number: 18727940.1 (22) Date of filing: 08.05.2018

(51) International Patent Classification (IPC):  B25J 21/02(2006.01) B01L 1/02(2006.01) G21F 7/005(2006.01) A61G 10/00(2006.01) B08B 15/02(2006.01) G21F 7/047(2006.01) (86) International application number: PCT/US2018/031644 (87) International publication number: WO 2018/208812 (15.11.2018 Gazette 2018/46)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 08.05.2017 US 201762503204 P (71) Applicant: Delaware Capital Formation, Inc. Wilmington, DE 19809 (US)	(72) Inventors: COPLEY, Joseph David Shakopee Minnesota 55379 (US) WILLIAMS II, Steven Bruce White Bear Lake Minnesota 55110 (US) (74) Representative: Keil & Schaafhausen Patentanwälte PartGmbB  Friedrichstraße 2-6 60323 Frankfurt am Main 60323 Frankfurt am Main (DE)